What monitoring capability is critical for ensuring the security and performance of ECS applications?

Question

Options

• ATracking the number of coffee breaks taken by the operations team
• BReal-time detection of unauthorized access attempts
• CMonitoring the ambient temperature outside the data center
• DCounting the number of emails sent by the application

• B
  90% (19)
• C
  5% (1)
• D
  5% (1)

Explanation

Real-time detection of unauthorized access attempts (B) is critical because ECS applications, like any cloud-deployed workload, are exposed to potential threats such as credential misuse, privilege escalation, and API abuse. Monitoring for unauthorized access in real time allows security teams to detect and respond to incidents before damage occurs - this is a core principle of cloud security (and aligns with services like AWS CloudTrail, GuardDuty, and Container Insights).

Why the distractors are wrong:

• A - Coffee breaks have no bearing on application security or performance; this is a nonsense distractor.
• C - Ambient temperature outside the data center is a physical infrastructure concern irrelevant to ECS application security or performance.
• D - Email count is an application-level business metric, not a security or performance monitoring capability.

Memory tip: Think CIA triad - Confidentiality, Integrity, Availability. Unauthorized access directly threatens Confidentiality, making access monitoring the most security-critical choice. When an exam question pairs "security AND performance" of a container service, look for the answer that addresses threat detection, not operational trivia.

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